on *:TEXT:!setcw *:#:{
  if ($nick == isop #) || ($nick == ishop #) {
    set %cw $$2
    msg $chan cw world has been changed, !cw for new world 
    saveini remote.ini
  else { halt }
  }
}

on *:TEXT:!cw:#:{
  notice $nick The current world is %cw $+ .
}